CVE-2018-12294

gir1.2-javascriptcoregtk-4.0: WebCore/platform/graphics/texmap/TextureMapperLayer.cpp in WebKit, as used in WebKitGTK+ prior to version 2.20.2, is...

CVE-2018-12294 is fixed in 7 products on 1 platform, first by gir1.2-javascriptcoregtk-4.0 2.20.2-0ubuntu0.18.04.1, released June 19, 2018. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0233
83rd percentile

WebCore/platform/graphics/texmap/TextureMapperLayer.cpp in WebKit, as used in WebKitGTK+ prior to version 2.20.2, is vulnerable to a use after free for a WebCore::TextureMapperLayer object.

Where it's fixed

ProductFixed inFixReleased
Linux
gir1.2-javascriptcoregtk-4.0 · Ubuntu 18.04.6 LTS (bionic) 2.20.2-0ubuntu0.18.04.1 gir1.2-javascriptcoregtk-4.0 2.20.2-0ubuntu0.18.04.1 Jun 19, 2018
gir1.2-webkit2-4.0 · Ubuntu 18.04.6 LTS (bionic) 2.20.2-0ubuntu0.18.04.1 gir1.2-webkit2-4.0 2.20.2-0ubuntu0.18.04.1 Jun 19, 2018
libjavascriptcoregtk-4.0-18 · Ubuntu 18.04.6 LTS (bionic) 2.20.2-0ubuntu0.18.04.1 libjavascriptcoregtk-4.0-18 2.20.2-0ubuntu0.18.04.1 Jun 19, 2018
libjavascriptcoregtk-4.0-bin · Ubuntu 18.04.6 LTS (bionic) 2.20.2-0ubuntu0.18.04.1 libjavascriptcoregtk-4.0-bin 2.20.2-0ubuntu0.18.04.1 Jun 19, 2018
libwebkit2gtk-4.0-37 · Ubuntu 18.04.6 LTS (bionic) 2.20.2-0ubuntu0.18.04.1 libwebkit2gtk-4.0-37 2.20.2-0ubuntu0.18.04.1 Jun 19, 2018
libwebkit2gtk-4.0-37-gtk2 · Ubuntu 18.04.6 LTS (bionic) 2.20.2-0ubuntu0.18.04.1 libwebkit2gtk-4.0-37-gtk2 2.20.2-0ubuntu0.18.04.1 Jun 19, 2018
webkit2gtk-driver · Ubuntu 18.04.6 LTS (bionic) 2.20.2-0ubuntu0.18.04.1 webkit2gtk-driver 2.20.2-0ubuntu0.18.04.1 Jun 19, 2018

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